docs: def remove_notification_listener(self, notification_id):
      """ Remove a previously added notification callback.
  
      Args:
        notification_id: The numeric id passed back from add_notification_listener
  
      Returns:
        The function returns boolean true if found and removed, false otherwise.
      """
  
      for v in self.notifications.values():
        toRemove = list(filter(lambda tup: tup[0] == notification_id, v))
        if len(toRemove) > 0:
          v.remove(toRemove[0])
          return True
  
      return False